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Finding the Fourth Proportional to 1,117.02, 1,673.84 and 597.10

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Solution

The fourth proportional to 1,117.02, 1,673.84 and 597.10 is: 894.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117.02 : 1,673.84 = 597.10 : x
  2. Step 2: Convert to fraction form
    1,117.02/1,673.84 = 597.10/x
  3. Step 3: Cross multiply
    1,117.02x = 1,673.84 × 597.10
  4. Step 4: Simplify right side
    1,117.02x = 999,449.86
  5. Step 5: Solve for x
    x = 999,449.86/1,117.02
  6. Step 6: Final answer
    x = 894.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.